ÖNORM ETS 300172

Private Telecommunication Network (PTN) - Inter-exchange signalling protocol - Circuit mode basic services

NORM herausgegeben am 1.8.1993

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The information about the standard:

Designation standards: ÖNORM ETS 300172
Note: UNGÜLTIG
Publication date standards: 1.8.1993
The number of pages: 150
Approximate weight : 481 g (1.06 lbs)
Country: Austrian technische Norm
Kategorie: Technische Normen ÖNORM